# Physical Science

The main difference between the internal combustion engine and the diesel engine is that the diesel engine

A. does not have a crankshaft.
B. does not utilize pistons.
C. has no connecting rods.
D. has no ignition system.

pretty sure its d

1. 👍
2. 👎
3. 👁
1. right

1. 👍
2. 👎

## Similar Questions

1. ### physics

an engine pumps of 100 kg of water through a height of 10m in 5 second. Given that the efficiency of engine is 60%. If g=10m/s^2 the power of engine is

2. ### Chemistry

During which stroke of a four-stroke internal combustion engine is work done by the system of gases? A. Power stroke B. Intake stroke C. Compression stroke D. Exhaust stroke It isn't C because work is done to and not by

3. ### mathematics

A certain car model cost Birr 20,000 with a gasoline engine and Br 25,000 with a diesel engine. The number of miles per gallon of fuel for cars with these two engines is 25 and 30, respectively. Assume that the price of both types

4. ### physics

You're in an airplane that flies horizontally with speed 860 km/h (240 m/s ) when an engine falls off. Neglecting air resistance, assume it takes 26 s for the engine to hit the ground. Hight of airplane is: H = 3.3 km horizontal

1. ### chemistry

During which stroke of a four-stroke internal combustion engine is work done to the system of gases? A. Exhaust stroke B. Intake stroke C. Compression stroke D. Power stroke

2. ### Chem

During which stroke of a four-stroke internal combustion engine is the system's temperature raised because work is done to the gases? A. Compression stroke B. Power stroke C. Exhaust stroke D. Intake stroke

3. ### Physics

In each cycle of its operation, a heat engine expels 2400 J of energy and performs 1800 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle? (b) Find the thermal efficiency of the engine.

4. ### physics

The temperature difference between the inlet and the outlet of an air-cooled engine is 30.0K. The engine generates 7.0kW of waste power that the air extracts from the engine. Calculate the rate of flow of air (in kg s^-1) needed

1. ### URGENT HELP: calculus - limits at inifinity

1.The efficiency of an internal combustion engine is: efficiency (%) = 100 [1 - (1/(x/y)^c)] where x/y is the ratio of the uncompressed gas to the compressed gas and C is a positive constant dependent on the engine design. Find

2. ### physics

A Carnot engine is operated between two heat reservoirs at temperatures 520 K and 300 K. (a) If the engine receives 6.45 kJ of heat energy from the reservoir at 520 K in each cycle, how many joules per cycle does it reject to the

3. ### Physics

The pistons in an internal combustion engine undergo a motion that is approximately simple harmonic. If the amplitude of motion is 3.8cm , and the engine runs at 1500rpm , find the maximum acceleration of the pistons. Find their

4. ### Integrated Physics and Chemistry

In a four-stroke internal combustion engine, the gas vapor/air mixture is pressurized during the ____ stroke. compression power intake exhaust